Getting your JK 721 cutting plotter to work flawlessly on Windows 10 can sometimes be a challenge. This vinyl cutter is a budget-friendly workhorse, but because it relies on older USB-to-serial communication technology, Windows 10 often fails to recognize it automatically.

To get your JK 721 Cutting Plotter Go to product viewer dialog for this item.

He hit Send .

Connects directly to older computers with native serial ports.

Most JK 721 plotters use the CH340 chipset. You can download the "CH340 Windows Driver" from reputable hobbyist or manufacturer sites. This is the magic fix for most "Device Not Recognized" errors on Windows 10.

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